GRE General Test: QR-524543 GRE Quantitative Reasoning

Brand X golf balls cost $15 for 12 balls.

Brand Y golf balls cost $9 for 6 balls.

Quantity A

The average (arithmetic mean) cost per ball for the 12 brand X balls

Quantity B

The average (arithmetic mean) cost per ball for the 6 brand Y balls


Select one of the following answer choices